Slow Steaming Savings Calculator

Estimate fuel savings and additional voyage time when reducing vessel speed.

Common Slow Steaming Examples

Scenario Original Speed Reduced Speed Typical Fuel Saving
Regional cargo route 16 kn 12 kn 10–20%
Container service 20 kn 16 kn 15–30%
Long offshore voyage 15 kn 11 kn 20–35%

Slow Steaming Operational Notes

Slow steaming is widely used in commercial shipping to reduce bunker costs, fuel consumption and emissions. Lower vessel speeds may significantly decrease fuel usage, although voyage duration and scheduling constraints must also be considered during route planning.